Black Alum. Hex Flange Nut M20 - 1.50

Aluminum hex Flange Nut M20 - 1.50 Thread Pitch.
These are a machined hex flange nut made from 7075-T6 aluminum which has been anodized black. Always use a small dab of moly grease or assembly paste when installing these nuts. Min UTS 85Ksi (586Mpa).